<div class="translate" id="concordia_intro"></div>

<div class="hidden show4concordia hide4discordia hide4noUPbAge">
  <p></p>
  <translate class="legend"></translate>
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  <ol>
    <li>
      concordia age = x &plusmn; y (| z)
      <p></p>
      <translate class="where"></translate>
      <p></p>
      <table>
	<tr>
	  <td>x:</td>
	  <td class="translate" id="conc_t"></td>
	</tr>
	<tr>
	  <td>y:</td>
	  <td>
	    <translate class="err"></translate> 
	    <translate class="12sigmaci"></translate>.
	  </td>
	</tr>
	<tr>
	  <td>z:</td>
	  <td>
	    <translate class="err_disp"></translate>
	  </td>
	</tr>
      </table>
    </li>
    
    <li>
      MSWD = u | v | w, p(&chi;<sup>2</sup>) = x | y | z 
      <p></p>
      <translate class="where"></translate>
      <p></p>
      <table>
	<tr>
	  <td>u:</td>
	  <td class="translate" id="conc_mswd_u"></td>
	</tr>
	<tr>
	  <td>v:</td>
	  <td class="translate" id="conc_mswd_v"></td>
	</tr>
	<tr>
	  <td>w:</td>
	  <td class="translate" id="conc_mswd_w"></td>
	</tr>
	<tr>
	  <td>
	    x:
	  </td>
	  <td class="translate" id="conc_mswd_x"></td>
	</tr>
	<tr>
	  <td>
	    y:
	  </td>
	  <td class="translate" id="conc_mswd_y"></td>
	</tr>
	<tr>
	  <td>
	    z:
	  </td>
	  <td class="translate" id="conc_mswd_z"></td>
	</tr>
      </table>
    </li>
  </ol>
</div>

<div class="hidden hide4concordia show4discordia hide4noUPbAge">
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  <u>Legend:</u>
  <p></p>

  <ol>
    <li>
      <span class="show4wetherill hide4terawasserburg hide4UThPbconcordia">
	<span class="translate" id="lowint">lower intercept</span>
	= x &plusmn; y 
	<span class="hidden show4model1 hide4model2 hide4model3">
	  (| z)
	</span><br>
	<span class="translate" id="upint">upper intercept</span>
	= x &plusmn; y 
	<span class="hidden show4model1 hide4model2 hide4model3">
	  (| z)
	</span><br>
      </span>
      <span class="hide4wetherill show4terawasserburg show4UThPbconcordia">
	age = x	&plusmn; y 
	<span class="hidden show4model1 hide4model2 hide4model3">
	  (| z)
	</span><br>
	<span class="show4UPb1 show4UPb2 show4UPb3 hide4UPb4 
		     hide4UPb5 hide4UPb6 hide4UPb7 hide4UPb8">
	  (<sup>207</sup>Pb/<sup>206</sup>Pb)<sub>o</sub> = x &plusmn; y 
	  <span class="hidden show4model1 hide4model2 hide4model3">
	    (| z)
	  </span><br>
	</span>
	<span class="hide4UPb1 hide4UPb2 hide4UPb3 show4UPb4 
		     show4UPb5 show4UPb6 hide4UPb7 hide4UPb8">
	  (<sup>206</sup>Pb/<sup>204</sup>Pb)<sub>o</sub> = x &plusmn; y 
	  <span class="hidden show4model1 hide4model2 hide4model3">
	    (| z)
	  </span><br>
	  (<sup>207</sup>Pb/<sup>204</sup>Pb)<sub>o</sub> = x &plusmn; y 
	  <span class="hidden show4model1 hide4model2 hide4model3">
	    (| z)
	  </span><br>
	</span>
	<span class="hide4UPb1 hide4UPb2 hide4UPb3 hide4UPb4 
		     hide4UPb5 hide4UPb6 show4UPb7 show4UPb8">
	  (<sup>208</sup>Pb/<sup>206</sup>Pb)<sub>o</sub> = x &plusmn; y 
	  <span class="hidden show4model1 hide4model2 hide4model3">
	    (| z)
	  </span><br>
	  (<sup>208</sup>Pb/<sup>206</sup>Pb)<sub>o</sub> = x &plusmn; y 
	  <span class="hidden show4model1 hide4model2 hide4model3">
	    (| z)
	  </span><br>
	</span>
      </span>
      <p></p>
      <translate class="where"></translate>
      <p></p>
      <table>
	<tr>
	  <td>x:</td>
	  <td class="translate" id="disc_t"></td>
	</tr>
	<tr>
	  <td>y:</td>
	  <td>
	    <translate class="err"></translate>
	    <translate class="12sigmaci"></translate>.
	  </td>
	</tr>
	<tr class="show4model1 hide4model2 hide4model3">
	  <td>z:</td>
	  <td><translate class="err_disp"></translate></td>
	</tr>
      </table>
    </li>
    
    <li class="show4model1 hide4model2 hide4model3">
      MSWD = u, p(&chi;<sup>2</sup>) = v
      <p></p>
      <translate class="where"></translate>
      <p></p>
      <table>
	<tr>
	  <td>u:</td>
	  <td class="translate" id="disc_u"></td>
	</tr>
	<tr>
	  <td>v:</td>
	  <td class="translate" id="disc_v"></td>
	</tr>
      </table>
    </li>

    <li class="hide4model1 hide4model2 show4model3">
      overdispersion = x &plusmn; y Ma</p>
      <p></p>
      <translate class="where"></translate>
      <p></p>
      <table>
	<tr>
	  <td>x:</td>
	  <td class="translate" id="disc_omega"></td>
	</tr>
	<tr>
	  <td>y:</td>
	  <td>
	    <translate class="err"></translate>
	    <translate class="12sigmaci"></translate>.
	  </td>
	</tr>
      </table>
    </li>

  </ol>
</div>

<p></p>
<translate class="references"></translate>
<p></p>

Ludwig, K.R., 1998. On the treatment of concordant uranium-lead ages.
<i>Geochimica et Cosmochimica Acta</i>, 62(4), pp.665-676.

<p></p>
